Fabricio Bautista Fontanini (born 30 March 1990) is an Argentine professional footballer. He plays as a right-footed centre-back for Atlético de Rafaela.
On 11 July 2013, he swapped his old club Atlético de Rafaela for San Lorenzo.
On 28 July 2016, Fontanini was signed by Italian Serie B club Vicenza Calcio. On 17 November he was released.